From April to June 2021, Hồng Anh joined Race Jungle (RJ) Media Team as a freelance content writer. 

She was in charge of writing social posts (in English and Vietnamese), MC scripts for events, coordinating with graphic designers to create visual illustration, and sometimes worked on graphic design herself.

Despite COVID-19 blockage, Hồng Anh and RJ's Media Team implemented communication plans for:

- Cuc Phuong Jungle Paths 2021

- Hoi An Discovery Marathon 2021

- Mau Son Jungle Paths 2021

- Ha Giang Discovery Marathon 2021